/*
 * Copyright 2002-2010 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

using System.Reflection;

namespace Spring.Transaction.Interceptor;

/// <summary>
/// Interface used by <see cref="Spring.Transaction.Interceptor.TransactionInterceptor"/>
/// to source transaction attributes.
/// </summary>
/// <remarks>
/// <p>
/// Implementations know how to source transaction attributes, whether from configuration,
/// metadata attributes at source level, or anywhere else.
/// </p>
/// </remarks>
/// <author>Rod Johnson</author>
/// <author>Griffin Caprio (.NET)</author>
public interface ITransactionAttributeSource
{
    /// <summary>
    /// Return the <see cref="Spring.Transaction.Interceptor.ITransactionAttribute"/> for this
    /// method.
    /// </summary>
    /// <param name="method">The method to check.</param>
    /// <param name="targetType">
    /// The target <see cref="System.Type"/>. May be null, in which case the declaring
    /// class of the supplied <paramref name="method"/> must be used.
    /// </param>
    /// <returns>
    /// A <see cref="Spring.Transaction.Interceptor.ITransactionAttribute"/> or
    /// null if the method is non-transactional.
    /// </returns>
    ITransactionAttribute ReturnTransactionAttribute(MethodInfo method, Type targetType);
}
